org.hyperic.sigar.cmd.Who Maven / Gradle / Ivy
/*
* Copyright (c) 2006 Hyperic, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.hyperic.sigar.cmd;
import java.util.Date;
import java.text.SimpleDateFormat;
import org.hyperic.sigar.SigarException;
public class Who extends SigarCommandBase {
public Who(Shell shell) {
super(shell);
}
public Who() {
super();
}
public String getUsageShort() {
return "Show who is logged on";
}
private String getTime(long time) {
if (time == 0) {
return "unknown";
}
String fmt = "MMM dd HH:mm";
return new SimpleDateFormat(fmt).format(new Date(time));
}
public void output(String[] args) throws SigarException {
org.hyperic.sigar.Who[] who = this.sigar.getWhoList();
for (int i=0; i